In Cook, Illinois, the median home price is $343,350, compared with the Illinois median of $298,585; median household income is $83,498; the population is 5,182,090; schools rate 4.4 out of 10; the violent crime rate is 373.5 per 100k; and the average commute is 31.5 minutes. Sources: Zillow Research and the US Census Bureau.
Data updated June 2026 - Source: Zillow Research
Cook at a glance
Population
5,182,090
Median Household Income
$83,498
Typical Home Value
$343,350
School District Rating
4.4
Violent Crime Rate
373.5
Avg Commute Time
31.5
About Cook
Cook has a population of 5,182,090. The median home value is $343,350, 15% above the Illinois median. Median household income is $83,498 (0% above the Illinois median). The most populated towns are Chicago, Wheeling, and Thornton.
Data comes from public sources including the U.S. Census Bureau, the National Center for Education Statistics, the FBI, the EPA, Zillow, and Redfin. Source attribution is shown on each metric.
Towns in Cook
31 towns, by population.
- Chicago2,711,226 pop.
- Wheeling153,991 pop.
- Thornton153,682 pop.
- Worth149,419 pop.
- Proviso147,690 pop.
- Maine137,069 pop.
- Schaumburg131,761 pop.
- Lyons112,613 pop.
- Palatine111,737 pop.
- Niles109,647 pop.
- Bremen104,594 pop.
- Hanover97,865 pop.
- Orland96,492 pop.
- Elk Grove93,245 pop.
- Leyden90,973 pop.
- Northfield89,674 pop.
- Bloom83,966 pop.
- Cicero82,797 pop.
- Evanston76,340 pop.
- Rich74,330 pop.
- New Trier56,161 pop.
- Berwyn55,595 pop.
- Palos55,552 pop.
- Oak Park53,292 pop.
- Stickney40,507 pop.
- Norwood Park26,755 pop.
- Lemont22,564 pop.
- Calumet18,086 pop.
- Riverside16,242 pop.
- Barrington16,233 pop.
- River Forest11,992 pop.
County rankings in Illinois
Every county in Illinois, ranked on one decision metric at a time.
- Cheapest Counties to Buy a House
- Counties With the Lowest Monthly Housing Payment
- Counties With the Lowest Property Tax
- Counties With the Cheapest Homeowners Insurance
- Counties With the Cheapest Childcare
- Safest Counties From Natural Disasters
- Counties With the Lowest Flood Risk
- Counties With the Lowest Wildfire Risk
- Safest Counties (Lowest Violent Crime)
- Counties With the Best School Ratings
- Counties With the Highest Household Income
- Counties With the Shortest Commute
- Counties Where Homes Sell Fastest
Cook at a glance: frequently asked questions
- What is the population of Cook?
- Cook has a population of 5,182,090 based on the most recent US Census estimate.
- What is the median home price in Cook?
- The median home value in Cook is $343,350. Open the interactive map to see the distribution town by town.
- What is the median household income in Cook?
- Median household income in Cook is $83,498 per year, sourced from the US Census American Community Survey.
- What state is Cook in?
- Cook is in Illinois.
- How many towns are in Cook?
- Cook contains 31 towns and municipalities. Click any town below or on the map to see its housing, school, and crime data.
Compare Cook with other places
Put up to four states, counties, towns, or ZIPs side by side on income, housing, crime, education, and more.